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DBMS > EsgynDB vs. NCache vs. RRDtool

System Properties Comparison EsgynDB vs. NCache vs. RRDtool

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Editorial information provided by DB-Engines
NameEsgynDB  Xexclude from comparisonNCache  Xexclude from comparisonRRDtool  Xexclude from comparison
DescriptionEnterprise-class SQL-on-Hadoop solution, powered by Apache TrafodionOpen source in-memory key-value storeIndustry standard data logging and graphing tool for time series data. RRD is an acronym for round-robin database. infoThe data is stored in a circular buffer, thus the system storage footprint remains constant over time.
Primary database modelRelational DBMSKey-value storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.16
Rank#265  Overall
#125  Relational DBMS
Score0.94
Rank#157  Overall
#26  Key-value stores
Score2.78
Rank#92  Overall
#5  Time Series DBMS
Websiteesgyn.comwww.alachisoft.com/­ncacheoss.oetiker.ch/­rrdtool
Technical documentationesgyn.com/­developerswww.alachisoft.com/­resources/­docsoss.oetiker.ch/­rrdtool/­doc
DeveloperEsgynAlachisoftTobias Oetiker
Initial release201520041999
Current release5.0, May 20191.7.2, May 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0Open Source infoGPL V2 and FLOSS
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++, JavaC#, C++, .NETC infoImplementations in Java (e.g. RRD4J) and C# available
Server operating systemsLinuxWindowsHP-UX
Linux
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesNumeric data only
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono infoExporting into and restoring from XML files possible
Secondary indexesyesyesno
SQL infoSupport of SQLyesSQL-like query syntax (OQL) for searching the cacheno
APIs and other access methodsADO.NET
JDBC
ODBC
LINQ
Proprietary protocol
in-process shared library
Pipes
Supported programming languagesAll languages supporting JDBC/ODBC/ADO.Net.Net
C#
Java
Visual Basic.NET
C infowith librrd library
C# infowith a different implementation of RRDTool
Java infowith a different implementation of RRDTool
JavaScript (Node.js) infowith a different implementation of RRDTool
Lua
Perl
PHP infowith a wrapper library
Python
Ruby
Server-side scripts infoStored proceduresJava Stored Proceduresno infosupport for stored procedures with SQL-Server CLRno
Triggersnoyes infoNotificationsno
Partitioning methods infoMethods for storing different data on different nodesShardingyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replication between multi datacentersyes, with selectable consistency levelnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
none
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDoptimistic lockingno
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoby using the rrdcached daemon
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardauthentification to access the cache via Active Directory/LDAP (possible roles: user, administrator)no
More information provided by the system vendor
EsgynDBNCacheRRDtool
Specific characteristicsCapabilities for Operational/Transactional Workloads Deep Integration with HBase...
» more
NCache has been the market leader in .NET Distributed Caching for the last 13 years....
» more
Competitive advantagesEsgynDB is ideally suited to supporting Hybrid Transactional and Analytical Processing...
» more
Ncache is 100% .NET with ASP.NET Session State storage, ASP.NET View State Caching,...
» more
Typical application scenariosIdeally suited to scenarios where high speed continuous data ingestion is required...
» more
NCache enables industries and users including users doing: Fraud Detection, Retail...
» more
Key customersEsgynDB's customers are worldwide, with several in the Global Fortune 500, including...
» more
Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricsMarket Leader in .NET Distributed Caching for the last 13 years.
» more
Licensing and pricing modelsEsgynDB Enterprise Edition is the commercially supported version of Apache Trafodion...
» more
The NCache Enterprise licensing model is according to the number of nodes and shards...
» more
News

NCache 5.0 SP2 Released
7 January 2020

Deploying NCache in Red Hat OpenShift
24 December 2019

Synchronize your Cache with SQL Server in NCache
13 November 2019

Implementing a Persistent Cache with NCache
31 October 2019

Scaling Real-Time ASP.NET Core SignalR Apps
23 October 2019

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
EsgynDBNCacheRRDtool
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